| 年度 | 实际值 |
|---|---|
| 1992 | 21141 |
| 1993 | |
| 1994 | |
| 1995 | 29259 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 39102 |
| 2000 | 33262 |
| 2001 | 35012 |
| 2002 | 42237 |
| 2003 | 54252 |
| 2004 | 60855 |
| 2005 | 76288 |
| 2006 | 56620 |
| 2007 | 68183 |
| 2008 | 78557 |
| 2009 | 88994 |
| 2010 | 112274 |
| 2011 | 122086 |
| 2012 | 131720 |
| 2013 | 143817 |
| 2014 | 173411 |
| 2015 | 205554 |
| 2016 | 187501 |
| 2017 | 167389 |